11-37
Monitor DATA (read only)
Register
address
Bit Content
2520H
Status
signal
0 Operation status 1: Operate 0: Stop
1 Direction status 1: Reverse 0: Forward
2
Frequency converter operation preparation status 1:
Preparation complete 0: Preparation not yet complete
3 Error 1: Abnormal
4 Warning 1: “ON”
5 Zero speed 1: “ON”
6 Model 440 1: “ON”
7 Frequency reached 1: “ON”
8 Any frequency reached 1: “ON”
9 Frequency detection one 1: “ON”
A Frequency detection two 1: “ON”
B Low voltage 1: “ON”
C Frequency converter no output 1: “ON”
D Frequency not according to communication 1: “ON”
E Operation not according to communication 1: “ON”
F Over-torque 1: “ON”
2521H
Error
description
0 Reserved 31 Reserved
1 UV (Under-voltage) 32 Reserved
2 OC (Over-current) 33 Reserved
3 OV (Over-voltage) 34 Reserved
4
OH1 (Heat sink
overheat)
35 Reserved
5 OL1 (Motor overload) 36 Reserved
6
OL2 (Frequency
converter overload)
37 Reserved
7 OT (Over-torque) 38 CF07 (Motor control fault)
8 UT (Under-torque) 39 Reserved
9 SC (Short circuit) 40 Reserved
10 GF (Ground fault) 41 Reserved
11 FO 42 Reserved
12 IPL (Input phase loss) 43 Reserved
13
OPL (Output phase
loss)
44 Reserved
14 OS 45 Reserved
15 PGO 46 OH4 (Motor overheat)